80415738

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{857}}^1$

素因数の和:1279

約数の個数: 48

約数和(自身を含む): 188324136

約数和(自身を除く): 107908398

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 401, 802, 857, 1203, 1714, 2406, 2571, 3609, 5142, 5213, 7218, 7713, 10426, 11141, 15426, 15639, 22282, 31278, 33423, 46917, 66846, 93834, 100269, 200538, 343657, 687314, 1030971, 2061942, 3092913, 4467541, 6185826, 8935082, 13402623, 26805246, 40207869, 80415738]

約数ペア:

[(1, 80415738), (2, 40207869), (3, 26805246), (6, 13402623), (9, 8935082), (13, 6185826), (18, 4467541), (26, 3092913), (39, 2061942), (78, 1030971), (117, 687314), (234, 343657), (401, 200538), (802, 100269), (857, 93834), (1203, 66846), (1714, 46917), (2406, 33423), (2571, 31278), (3609, 22282), (5142, 15639), (5213, 15426), (7218, 11141), (7713, 10426)]